Lochinvar & A.O. Smith 100208407 Switch Freon Heavy-Duty Bearing: Features an integrated

Heavy-Duty Bearing: Features an integrated bearing assembly built for high-RPM operation in continuous-run blowers

this 1-speed direct drive unit provides the exact mechanical fit and electrical characteristics needed to restore factory-spec airflow without the complications of universal mounting kits

Versatile Ignition Support: Fully compatible with both Direct Spark Ignition (DSI) and Hot Surface Ignition (HSI) control boards

This unit features a standard 1/4" barb connection for easy vacuum hose integration and a robust zinc-plated steel or high-temperature plastic housing

Lochinvar & A.O. Smith 100208407 Switch Freon Heavy-Duty Bearing: Features an integratedThe Lochinvar & A. O. Smith 100208407 Blocked Flue Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a factory authorized replacement for PRS2708 and PRS2708K, this blocked flue pressure switch is calibrated to a specific 55" WC set point to detect dangerous venting restrictions. When flue gases cannot exit the heat exchanger due to obstructions like bird nests, ice, or excessive condensate